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Finished valve seat
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Finished valve seat
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Valve plate
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Valve plate
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Seat ring
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Tungsten carbide-valve seat
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Mirror polished valve plate
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Oxygen
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Oxygen
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nitrogen
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Argon gas
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carbon dioxide
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nitrogen
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carbon dioxide
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Argon gas
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Thermal spraying processing
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Supersonic spraying of valve plate
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Supersonic spraying production line
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Machining workshop
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Lathe